Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 6501f728 authored by Vasily Khoruzhick's avatar Vasily Khoruzhick Committed by Anton Vorontsov
Browse files

power_supply: Add new LED trigger charging-blink-solid-full 



Add new trigger to power_supply LEDs. It will blink when battery is
charging, and stay solid when battery is charged. It's usefull to
indicate battery state when there's only one LED available.

Signed-off-by: default avatarVasily Khoruzhick <anarsoul@gmail.com>
Signed-off-by: default avatarAnton Vorontsov <cbouatmailru@gmail.com>
parent 0b9536c9

drivers/power/power_supply_leds.c

+19 −0
Original line number Diff line number Diff line
@@ -21,6 +21,8 @@ 
static void power_supply_update_bat_leds(struct power_supply *psy)

{

	union power_supply_propval status;

	unsigned long delay_on = 0;

	unsigned long delay_off = 0;



	if (psy->get_property(psy, POWER_SUPPLY_PROP_STATUS, &status))

		return;
@@ -32,16 +34,22 @@ static void power_supply_update_bat_leds(struct power_supply *psy) 
		led_trigger_event(psy->charging_full_trig, LED_FULL);

		led_trigger_event(psy->charging_trig, LED_OFF);

		led_trigger_event(psy->full_trig, LED_FULL);

		led_trigger_event(psy->charging_blink_full_solid_trig,

			LED_FULL);

		break;

	case POWER_SUPPLY_STATUS_CHARGING:

		led_trigger_event(psy->charging_full_trig, LED_FULL);

		led_trigger_event(psy->charging_trig, LED_FULL);

		led_trigger_event(psy->full_trig, LED_OFF);

		led_trigger_blink(psy->charging_blink_full_solid_trig,

			&delay_on, &delay_off);

		break;

	default:

		led_trigger_event(psy->charging_full_trig, LED_OFF);

		led_trigger_event(psy->charging_trig, LED_OFF);

		led_trigger_event(psy->full_trig, LED_OFF);

		led_trigger_event(psy->charging_blink_full_solid_trig,

			LED_OFF);

		break;

	}

}
@@ -64,15 +72,24 @@ static int power_supply_create_bat_triggers(struct power_supply *psy) 
	if (!psy->full_trig_name)

		goto full_failed;



	psy->charging_blink_full_solid_trig_name = kasprintf(GFP_KERNEL,

		"%s-charging-blink-full-solid", psy->name);

	if (!psy->charging_blink_full_solid_trig_name)

		goto charging_blink_full_solid_failed;



	led_trigger_register_simple(psy->charging_full_trig_name,

				    &psy->charging_full_trig);

	led_trigger_register_simple(psy->charging_trig_name,

				    &psy->charging_trig);

	led_trigger_register_simple(psy->full_trig_name,

				    &psy->full_trig);

	led_trigger_register_simple(psy->charging_blink_full_solid_trig_name,

				    &psy->charging_blink_full_solid_trig);



	goto success;



charging_blink_full_solid_failed:

	kfree(psy->full_trig_name);

full_failed:

	kfree(psy->charging_trig_name);

charging_failed:
@@ -88,6 +105,8 @@ static void power_supply_remove_bat_triggers(struct power_supply *psy) 
	led_trigger_unregister_simple(psy->charging_full_trig);

	led_trigger_unregister_simple(psy->charging_trig);

	led_trigger_unregister_simple(psy->full_trig);

	led_trigger_unregister_simple(psy->charging_blink_full_solid_trig);

	kfree(psy->charging_blink_full_solid_trig_name);

	kfree(psy->full_trig_name);

	kfree(psy->charging_trig_name);

	kfree(psy->charging_full_trig_name);

include/linux/power_supply.h

+2 −0
Original line number Diff line number Diff line
@@ -173,6 +173,8 @@ struct power_supply { 
	char *full_trig_name;

	struct led_trigger *online_trig;

	char *online_trig_name;

	struct led_trigger *charging_blink_full_solid_trig;

	char *charging_blink_full_solid_trig_name;

#endif

};